What percentage of the American population is poor?
A. 7.1
B. 9.9
C. 15.1
D. 21.6
C
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The median age at which men marry today is older than it was in the 1950s
Indicate whether the statement is true or false
What effect will using a one-tailed test over a two-tailed test have on power (presuming the true population difference is in the expected direction)?
A) it will increase power B) it will have no effect on power C) it will decrease power D) power cannot be calculated if a one-tailed test is used
If a study abroad student was to go to a county with high levels of equality he or she will go to:
a. Trinidad b. Brazil. c. Sweden. d. China.
The Law School Admission Test (LSAT) is designed so that test scores are normally distributed. The mean LSAT score for the population of all test-takers in 2005 was 154.35 with a standard deviation of 5.62. If you drew all possible random samples of size 100 from the population of LSAT test-takers and plotted the values of the mean from each sample, the resulting distribution would be the sampling distribution of the mean. What is the value of the mean of the sampling distribution?
What will be an ideal response?